Home / 15,515.60-23,277-4,422.44

Finding the Fourth Proportional to 15,515.60, 23,277 and 4,422.44

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Solution

The fourth proportional to 15,515.60, 23,277 and 4,422.44 is: 6,634.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,515.60 : 23,277 = 4,422.44 : x
  2. Step 2: Convert to fraction form
    15,515.60/23,277 = 4,422.44/x
  3. Step 3: Cross multiply
    15,515.60x = 23,277 × 4,422.44
  4. Step 4: Simplify right side
    15,515.60x = 102,941,135.88
  5. Step 5: Solve for x
    x = 102,941,135.88/15,515.60
  6. Step 6: Final answer
    x = 6,634.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.